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Title:
EXHAUST GAS TREATMENT EQUIPMENT AND EXHAUST GAS TREATMENT METHOD USING THE SAME
Document Type and Number:
Japanese Patent JP2015020106
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide exhaust gas treatment equipment that can flexibly execute a treatment of an exhaust gas discharged out of a piece of metal reduction treatment equipment even when a composition and an amount of a material supplied into the equipment varies and can realize a high utilization rate by minimizing a period over which operation needs to keep shut down for maintenance inspection.SOLUTION: A piece of exhaust gas treatment equipment of this invention, which targets an exhaust gas discharged out of a piece of metal reduction treatment equipment and containing a volatile component, comprises a heat exchanger that exchanges heat of the exhaust gas discharged out of the piece of metal reduction treatment equipment with a refrigerant via a heat transfer surface, a cooler that cools the exhaust gas by spraying water to the gas discharged out of the piece of metal reduction treatment equipment, and a selector valve that changes a flow path of the exhaust gas so as to introduce the exhaust gas to one or both of the heat exchanger and the cooler.

Inventors:
SHIBATA TOMOAKI
KIKUTA JUNPEI
SAKURAI YUICHI
EGAWA YOSHIO
OTA HIDEKI
NAGATOMI MASAHIDE
Application Number:
JP2013149720A
Publication Date:
February 02, 2015
Filing Date:
July 18, 2013
Export Citation:
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Assignee:
NIPPON STEEL & SUMIKIN ENG CO
NS PLANT DESIGNING CORP
International Classes:
B01D51/00; B01D50/00; B01D51/04; F25B19/00; F27D17/00
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Yasuki Ishizaka
Yohei Suzuki